linux-kernel - [PATCH 2/2] ARM: at91: add support for SmartKiz board

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Date:   Fri, 18 Oct 2019 16:06:58 +0200
From:   Kamel Bouhara <kamel.bouhara@...tlin.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        linux-arm-kernel@...ts.infradead.org
Cc:     Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Kamel Bouhara <kamel.bouhara@...tlin.com>,
        Kévin RAYMOND <k.raymond@...rkiz.com>,
        Mickael GARDET <m.gardet@...rkiz.com>
Subject: [PATCH 2/2] ARM: at91: add support for SmartKiz board

Add the devicetree for the Overkiz's SmartKiz board.

Signed-off-by: Kamel Bouhara <kamel.bouhara@...tlin.com>
Signed-off-by: Kévin RAYMOND <k.raymond@...rkiz.com>
Signed-off-by: Mickael GARDET <m.gardet@...rkiz.com>
---
 arch/arm/boot/dts/Makefile          |   1 +
 arch/arm/boot/dts/at91-smartkiz.dts | 112 ++++++++++++++++++++++++++++
 2 files changed, 113 insertions(+)
 create mode 100644 arch/arm/boot/dts/at91-smartkiz.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 6b3a65f3f6f8..12a6b8c6b27e 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -40,6 +40,7 @@ dtb-$(CONFIG_SOC_AT91SAM9) += \
 	at91-kizboxmini.dtb \
 	at91-kizboxmini-mb.dtb \
 	at91-kizboxmini-rd.dtb \
+	at91-smartkiz.dtb \
 	at91-wb45n.dtb \
 	at91sam9g15ek.dtb \
 	at91sam9g25ek.dtb \
diff --git a/arch/arm/boot/dts/at91-smartkiz.dts b/arch/arm/boot/dts/at91-smartkiz.dts
new file mode 100644
index 000000000000..dae7e7b68462
--- /dev/null
+++ b/arch/arm/boot/dts/at91-smartkiz.dts
@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2017-2018 Overkiz SAS
+ *   Author: Mickael Gardet <m.gardet@...rkiz.com>
+ *           Kévin Raymond <k.raymond@...rkiz.com>
+ *           Dorian Rocipon <d.rocipon@...rkiz.com>
+ */
+/dts-v1/;
+#include "at91-kizboxmini_common.dtsi"
+
+/ {
+	model = "Overkiz SmartKiz";
+	compatible = "overkiz,smartkiz", "atmel,at91sam9g25",
+		     "atmel,at91sam9x5", "atmel,at91sam9";
+
+	clocks {
+		slow_xtal {
+			clock-frequency = <32768>;
+		};
+		adc_op_clk {
+			status = "okay";
+		};
+	};
+
+	aliases {
+		serial5 = &uart0;
+	};
+
+	pio_keys {
+		hk_reset {
+			label = "HK_RESET";
+			gpios = <&pioC 13 GPIO_ACTIVE_HIGH>;
+		};
+
+		power_rf {
+			label = "POWER_RF";
+			gpios = <&pioA 20 GPIO_ACTIVE_HIGH>;
+		};
+
+		power_wifi {
+			label = "POWER_WIFI";
+			gpios = <&pioA 21 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&pinctrl {
+	i2c1 {
+		pinctrl_i2c1: i2c1-0 {
+			atmel,pins =
+				<AT91_PIOC 0 AT91_PERIPH_C AT91_PINCTRL_PULL_UP
+				AT91_PIOC 1 AT91_PERIPH_C AT91_PINCTRL_PULL_UP>;
+		};
+	};
+
+	adc0 {
+		pinctrl_adc0_ad0: adc0_ad0-0 {
+			/* pull-up disable */
+			atmel,pins = <AT91_PIOB 11 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+		};
+		pinctrl_adc0_ad5: adc0_ad5-0 {
+			/* pull-up disable */
+			atmel,pins = <AT91_PIOB 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+		};
+		pinctrl_adc0_ad6: adc0_ad6-0 {
+			/* pull-up disable */
+			atmel,pins = <AT91_PIOB 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+		};
+		pinctrl_adc0_ad11: adc0_ad11-0 {
+			/* pull-up disable */
+			atmel,pins = <AT91_PIOB 10 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+		};
+	};
+};
+
+&i2c1 {
+	dmas = <0>, <0>;
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "disabled";
+};
+
+&macb0 {
+	status = "disabled";
+};
+
+&rtc {
+	status = "okay";
+};
+
+&leds {
+	blue {
+		status = "okay";
+	};
+};
+
+&adc0 {
+	atmel,adc-vref = <2500>;
+	pinctrl-names = "default";
+	pinctrl-0 = <
+		&pinctrl_adc0_ad0
+		&pinctrl_adc0_ad5
+		&pinctrl_adc0_ad6
+		&pinctrl_adc0_ad11
+	>;
+	atmel,adc-channels-used = <0x0861>;
+	status = "okay";
+};
+
+&uart0 {
+	status = "okay";
+};
+
-- 
2.23.0